HBASE-11164 Document and test rolling updates from 0.98 -> 1.0; Add note on why can't go from 0.96 to 1.0 and define what rolling upgrade is
HBASE-12322 Add Clean command to ITBLL

Signed-off-by: stack <stack@apache.org>
HBASE-11164 Document and test rolling updates from 0.98 -> 1.0
Add missing license
HBASE-12328 Need to separate JvmMetrics for Master and RegionServer (Sanghyun Yun)
HBASE-12277 Refactor bulkLoad methods in AccessController to its own interface (Madhan Neethiraj)
HBASE-11964 Improve spreading replication load from failed regionservers
HBASE-12334 Handling of DeserializationException causes needless retry on failure.
HBASE-11912 Catch some bad practices at compile time with error-prone
Revert "HBASE-11912 Catch some bad practices at compile time with error-prone"

This reverts commit 7ed0260eff425e7e7a57193a67419fae29aa4f30.
HBASE-11870 Optimization : Avoid copy of key and value for tags addition in AC and VC.
HBASE-12202 Support DirectByteBuffer usage in HFileBlock - addendum
HBASE-2609 Harmonize the Get and Delete operations
HBASE-12207 A script to help keep your Git repo fresh
HBASE-11912 Catch some bad practices at compile time with error-prone
HBASE-12353 Add hbase-annotation-tests to runtime classpath so can run hbase it tests
HBASE-12316 Document scanner timeout troubleshooting for Thrift clients
HBASE-12353 Turn down logging on some spewing unit tests (Dima Spivak)
HBASE-12352 Add hbase-annotation-tests to runtime classpath so can run hbase it tests; ADDENDUM
HBASE-12304 CellCounter will throw AIOBE when output directory is not specified. (Ashish Singhi)